Katerina McKenzie Potter is the twin sister of Harry Potter. While Harry was in Gryffindor, she was put into Hufflepuff. It has been four years since the war. Harry and Ginny have a 3-year-old son, James Sirius Potter. Katerina is married to Hayden Christian Smith and has a 3-year-old daughter, Minerva Rae Smith. Minnie for short. When she meets Draco Malfoy at her job in St. Mungos she realizes that maybe the crush she had on him hasn't gone but it was actually love. Draco is married too with Astoria Greengrass who had a son Scorpius Lucius Malfoy, the same age as Minerva Smith. When she must work with Malfoy, they both soon get swept up in a medical mystery by some hidden death eaters and they must stop it. Will she have an affair with Draco Malfoy or stay faithful to her husband who is behaving oddly?